Home / 133,051.50-199,664.73-49,945.50

Finding the Fourth Proportional to 133,051.50, 199,664.73 and 49,945.50

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Solution

The fourth proportional to 133,051.50, 199,664.73 and 49,945.50 is: 74,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,051.50 : 199,664.73 = 49,945.50 : x
  2. Step 2: Convert to fraction form
    133,051.50/199,664.73 = 49,945.50/x
  3. Step 3: Cross multiply
    133,051.50x = 199,664.73 × 49,945.50
  4. Step 4: Simplify right side
    133,051.50x = 9,972,354,772.22
  5. Step 5: Solve for x
    x = 9,972,354,772.22/133,051.50
  6. Step 6: Final answer
    x = 74,951.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.